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VRT123456789:
plz help
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HaydenwH:
does your body need carbon dioxide(co2) to live?
VRT123456789:
yes im preaty sure
VRT123456789:
so A.
HaydenwH:
no, your body needs oxygen, that is why we exhale carbon dioxide, so we can probably mark tht one out correct?
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VRT123456789:
is it D.
VRT123456789:
i think it is
HaydenwH:
yes, the answer is D.
VRT123456789:
ok
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